Gundlach 444 Round Rub Brick

Used for smoothing down the rough edges of freshly cut tiles. This round, double faced rub brick has a 60 grit on one side and a 90 grit on the other side. Round style allows for even wear of the stone. Measures 4″ diameter x 1″ thick.

Silicon carbide abrasive (black color) for economy and longest rub brick life.